void path_close(struct path *p)
void path_reset(struct path *p)
void path_begin(struct path *p)
void path_cont(struct path *p, double x, double y)
void path_move(struct path *p, double x, double y)
void HTML_Move(double x, double y)
void HTML_Cont(double x, double y)
void html_polygon(const struct path *)